CXP81720B

Features:

• A wide instruction set (213 instructions) which covers various types of data
- 16-bit arithmetic/multiplication and division/Boolean bit operation instructions
• Minimum instruction cycle 250ns at 16MHz operation (4.5 to 5.5V) 122µs at 32kHz operation (2.7 to 5.5V)
• Incorporated ROM capacity 20K bytes (CXP81720B) 24K bytes (CXP81724B)
• Incorporated RAM capacity 800 bytes
• Peripheral functions
- A/D converter 8 bits, 12 channels, successive approximation method (Conversion time of 20.0µs at 16MHz)
- Serial interface Incorporated 8-bit and 8-stage FIFO, 1 channel (Auto transfer for 1 to 8 bytes) 8-bit clock sync type, 1 channel
- Timer 8-bit timer, 8-bit timer/counter, 19-bit time-base timer 32kHz timer/counter
- High-precision timing pattern generator PPG: maximum of 19 pins, 32 stages programmable RTG: 5 pins, 2 channels
- PWM/DA gate output PWM: 12 bits, 2 channels (Repetitive frequency 62kHz/16MHz) DA gate pulse output: 12 bits, 4 channels
- FRC capture unit Incorporated 26-bit and 8-stage FIFO
- PWM output 14 bits, 1 channel
- Remote control reception circuit 8-bit pulse measuring counter, 6-stage FIFO
• Interruption 20 factors, 15 vectors, multi-interruption possible
• Standby mode Sleep/stop
• Package 100-pin plastic QFP/LQFP
• Piggyback/evaluator CXP81800


Pinout




Specifications

Item	Symbol	Rating	Unit	Remarks
Supply voltage	VDD	0.3 to +7.0	V
	AVDD	AVss to +7.0*1	V
	AVSS	0.3 to +0.3	V
Input voltage	VIN	0.3 to +7.0*2	V
Output voltage	VOUT	0.3 to +7.0*2	V
Medium withstand output voltage	VOUTP	0.3 to +15.0	V	PH pin
High level output current	IOH	5	mA
High level total output current	IOH	50	mA	Total of all output pins
Low level output current	IOL	15	mA	Other than high current output pins: per pin
	IOLC	20	mA	High current port pin*3: per pin
Low level total output current	IOL	130	mA	Total for all outputs
Operating temperature	Topr	20 to +75	°C
Storage temperature	Tstg	55 to +150	°C
Allowable power dissipation	PD	600	mW	QFP package type
		380		LQFP package type

Description

The CXP81720B/81724B is a CMOS 8-bit microcomputer which consists of A/D converter, serial interface, timer/counter, time-base timer, highprecision timing pattern generation circuit, PWM output, 32kHz timer/counter, remote control reception circuit, as well as basic configurations like 8-bit CPU, ROM, RAM and I/O port. They are integrated into a single chip.
Also CXP81720B/81724B provides sleep/stop functions which enables to lower power consumption.